arg1 -ne arg2 (conditional operator)

true if integer arg1 is not equal to arg2.

Examples

Different ways to compare two integers:

test "$n" -ne 42 && echo "$n != 42"
[ "$n" -ne 42 ] && echo "$n != 42"
# Bash
[[ "$n" -ne 42 ]] && echo "$n != 42"

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